| VBNA group (n = 65) | XRFA group (n = 64) | P-value |
---|---|---|---|
Age (y, median; range) | 71 [48–86] | 70.5 [53–84] | 0.794 |
Male, n (%) | 46 (70.8) | 52 (81.3) | 0.217 |
Lesion size (mm, median; range) | 37.5 [30–97] | 39.0 [30–84] | 0.823 |
  ≤ 50 mm, n (%) | 49 (75.4) | 55 (85.9) | 0.181 |
Lesion location | Â | Â | 0.313 |
 Rt. upper lobe, n (%) | 19 (29.2) | 14 (21.9) |  |
 Rt. middle lobe, n (%) | 5 (7.7) | 2 (3.1) |  |
 Rt. lower lobe, n (%) | 13 (20.0) | 19 (29.7) |  |
 Lt. upper lobe, n (%) | 21 (32.3) | 17 (26.6) |  |
 Lt. lower lobe, n (%) | 7 (10.8) | 12 (18.8) |  |
Final diagnosis | Â | Â | 0.090 |
 Primary lung cancer, n (%) | 56 (86.2) | 60 (93.8) |  |
 Other malignant diseases, n (%) | 3 (4.6) | 2 (3.1) |  |
 Non-malignant disease, n (%) | 6 (9.2) | 2 (3.1) |  |
Frontal X-ray film | Â | Â | 0.493 |
 Invisible | 2 (3.1) | 3 (4.7) |  |
 Visible | 63 (96.9) | 61 (95.3) |  |
Bronchus sign | Â | Â | 0.119 |
 Absent | 0 (0) | 3 (4.7) |  |
 Present | 65 (100) | 61 (95.3) |  |
Location | Â | Â | 0.345 |
 Central | 7 (10.8) | 4 (6.3) |  |
 Intermediate | 11 (16.9) | 17 (26.6) |  |
 Peripheral | 47 (72.3) | 43 (67.2) |  |